Nissan Armada 2025-2026 Service and Repair Manual: Removal and Installation
WARNING:
REMOVAL
WARNING:
Never remove the radiator cap when the engine is hot. Serious burns could occur from high pressure engine coolant escaping from the radiator. Wrap a thick cloth around the cap. Slowly turn it a quarter turn to allow built-up pressure to escape. Carefully remove the cap by turning it all the way.
NOTE:
CAUTION:
Perform this step when the engine is cold.
Remove front under cover. Refer to Removal and Installation.
Drain engine coolant. Refer to ENGINE COOLANT : Draining.
Remove hose clamps 
, and remove A/T water hose A 
and A/T water hose B 
from A/T fluid warmer.
CAUTION:
Never reuse hose clamps.
Remove A/T water hose A and A/T water hose B from clip A .
Remove A/T water hose A and A/T water hose B from clip B .
Remove hose clamp , and remove A/T water hose A from water pipe.
CAUTION:
Never reuse hose clamp.
Remove hose clamp , and remove A/T water hose B from oil cooling exchanger.
CAUTION:
Never reuse hose clamp.
Remove clip A and clip B from bracket.
CAUTION:
Never reuse clips.
INSTALLATION
Note the following, and install in the reverse order of removal.
CAUTION:
Hose clamp should not interfere with the bulge of tube.
Securely install the water hose clip to the bracket hole.
Refer to the following when installing A/T water hose.
Water hose 
Installation side tube 
Direction of paint mark Hose insertion depth (L) A/T Water hose A Water pipe Align with the paint mark on water pipe End reaches the 2-stage bulge. A/T fluid warmer Align with the paint mark on the A/T fluid warmer A/T Water hose B A/T fluid warmer Align with the paint mark on the A/T fluid warmer oil cooling exchanger Frontward 
Refer to the following when installing hose clamps.
Water hose Installation side tube Hose clamp 
Direction of tab Clamping position Water hose A Water pipe Frontward 3 - 7 mm (0.12 - 0.28 in) (A) from hose end. A/T fluid warmer Upward Water hose B A/T fluid warmer Upward oil cooling exchanger Frontward 
When installing the A/T water hose
to the clip , attach the paint mark 
on the A/T water hose to the rightward of the vehicle.
Exploded View
A/T assembly Hose clamp A/T water hose A A/T water hose B Clip A Clip B To water pipe. Refer to Exploded View. To oil cooling exchanger. Refer to Exploded View. : Always replace after every ...
Inspection and Adjustment
INSPECTION AFTER INSTALLATION
Start the engine, and check the joints for coolant leakage. Refer to ENGINE COOLANT : Inspection. ...
Other materials:
Precautions for Removing Battery Terminal
NOTE:
NOTE:
NOTE:
The removal of 12V battery may cause a DTC detection error.
HOW TO DISCONNECT 12V BATTERY TERMINAL
Disconnect 12V battery terminal according to instruction described below.
Open the hood.
Turn ignition switch to the ON position.
Turn ignition switch to the OFF position with the d ...
Exploded View
Frame Upper spring seat Air spring Adjusting bolt Eccentric disc Rear lower link Axle housing Lower spring seat Air suspension duct assembly Air suspension LH duct assembly Air suspension RH duct assembly Bracket Air connector Air tube Left side Right side To air suspension control module ...
Audible reminders
Light reminder chime
The Nissan Armada emits a light reminder chime if the headlights are left on
after the engine has been turned off and the driver’s door is opened. This helps
prevent battery discharge. The sound occurs when the switch remains in the
or
position.
To avoid unnecess ...
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